Diffuser for a nightlight



FIG. 1 is a top plan view of a nightlight showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being a mirror image;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 2;

FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 2. 

The ornamental design for a diffuser for a nightlight, as shown and described. 